Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 253 [Rate centres in NPA 253] [Dial plan for NPA 253]

NXX: 266

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
253-266 A Auburn WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
253-266 0 Auburn WA   6529 T-MOBILE USA, INC. 674   2008-02-17   
253-266 1 Auburn WA   6529 T-MOBILE USA, INC. 674   2004-09-05   
253-266 2 Auburn WA   6529 T-MOBILE USA, INC. 674   2005-07-07   
253-266 3 Auburn WA   6529 T-MOBILE USA, INC. 674   2005-10-01   
253-266 4 Auburn WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-01-13   
253-266 5 Auburn WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2010-01-14   
253-266 6 Auburn WA   6529 T-MOBILE USA, INC. 674   2005-01-02   
253-266 7 Auburn WA   6529 T-MOBILE USA, INC. 674   2006-05-05   
253-266 8 Auburn WA   6529 T-MOBILE USA, INC. 674   2006-05-05   
253-266 9 Auburn WA   6529 T-MOBILE USA, INC. 674   2008-01-20   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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